Christopher Viehbacher - President and CEO, Director at BIOGEN INC.

Insider Transactions and Holdings

Entity Type
Individual
Role
President and CEO, Director
Issuer Symbol
BIIB on Nasdaq
All Insider Reports
All Insider Reports

There are no Buy or Sell transactions made by Christopher Viehbacher since 10 Jan 2025

Holdings reported by Christopher Viehbacher for BIOGEN INC.

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 16,443 $2,923,236 $177.78 01 Dec 2025 Direct
Restricted Stock Unit 0 $2,546,703 $141.35 01 Dec 2025 Direct Common Stock

Transactions reported by Christopher Viehbacher for BIOGEN INC.

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.